Integer overflow in Teeworlds Teeworlds



Published: 2020-04-22 | Updated: 2020-07-17
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-20787
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Teeworlds
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Vendor Teeworlds

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU30300

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-20787

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Teeworlds before 0.7.4 has an integer overflow when computing a tilemap size.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Teeworlds: 0.7.0 - 0.7.3.1

External links

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00045.html
http://www.teeworlds.com/forum/viewtopic.php?pid=123860


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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